207972828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{20129}}^1$

素因数の和:20187

約数の個数: 72

約数和(自身を含む): 615494880

約数和(自身を除く): 407522052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 164, 246, 252, 287, 369, 492, 574, 738, 861, 1148, 1476, 1722, 2583, 3444, 5166, 10332, 20129, 40258, 60387, 80516, 120774, 140903, 181161, 241548, 281806, 362322, 422709, 563612, 724644, 825289, 845418, 1268127, 1650578, 1690836, 2475867, 2536254, 3301156, 4951734, 5072508, 5777023, 7427601, 9903468, 11554046, 14855202, 17331069, 23108092, 29710404, 34662138, 51993207, 69324276, 103986414, 207972828]

約数ペア:

[(1, 207972828), (2, 103986414), (3, 69324276), (4, 51993207), (6, 34662138), (7, 29710404), (9, 23108092), (12, 17331069), (14, 14855202), (18, 11554046), (21, 9903468), (28, 7427601), (36, 5777023), (41, 5072508), (42, 4951734), (63, 3301156), (82, 2536254), (84, 2475867), (123, 1690836), (126, 1650578), (164, 1268127), (246, 845418), (252, 825289), (287, 724644), (369, 563612), (492, 422709), (574, 362322), (738, 281806), (861, 241548), (1148, 181161), (1476, 140903), (1722, 120774), (2583, 80516), (3444, 60387), (5166, 40258), (10332, 20129)]